- 1989 - 現在 Fukuoka Junior College of Technology,
- 2002/04 - 1989- 福岡工業短期大学 教授(2002年4月より校名変更)
- 1975 - 1989 Yamaguchi University
- 1975 - 1989 Technical College, Yamaguchi University, Associate Professor
- 1969 - 1975 Kyushu University School of Engineering
- 1969 - 1975 Kyushu University, Research Assistant
- 1968 - 1969 Kyushu Sangyo University Faculty of Management
- 1968 - 1969 Kyushu Sangyo University, Lecturer
- Professor
- Fukuoka Institute of Technology, Junior College Department of Information and Multimedia Technology
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